Table 2
Observational parameters of the spectroscopic observations of 2008 YB3.
| Instrument | Date | UT | Airmass | r | δ | α | m V | n × Texp | Solar |
| start | (AU) | (AU) | (°) | (s) | analog | ||||
|
|
|||||||||
| LRS-LRB | 2011.01.08 | 2:25 | 1.44 | 6.49 | 5.71 | 5.7 | 17.8 | 3 × 600 | L98-978, L102-1081, L93-101 |
| LRS-LRR | id. | 2:57 | 1.48 | id. | id. | id. | id. | 2 × 900 | id. |
| NICS Amici | id. | 5:13 | 2.51–2.98 | id. | id. | id. | id. | 16 × 90 | L102-1081, L107-684, L107-998 |
| X-shooter (UVB) | 2011.01.28 | 2:52 | 1.02–1.05 | 6.49 | 5.67 | 5.2 | 17.8 | 4 × 1100 | L98-978 |
| X-shooter (VIS) | id. | id. | id. | id. | id. | id. | id. | 4 × 1140 | id. |
| X-shooter (NIR) | id. | id. | id. | id. | id. | id. | id. | 4 × 1200 | id. |
Notes.See text for details. For the observation with X-shooter the three different exposure times correspond to the same observation, so all the other parameters are identical. For the TNG, observations in LRB, LRR and Amici have been done on the same date but on different expositions.
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